the space theme with the planet and the ship : wow, just wow if thats ms paint with a mouse, still wow if its tablet
the mountains reflecting in the watter : how the hell did you do that water look , again same two wow factors aply XD
the ironman : might this be done by mouse ? it looks realy nice , but it feels mouse like ?
no pun intended : same two wows aply in a slightly lesser degree !

these are the 3 best, most beutifull ones i have found doing a quik browse through the threads. untill i got bored around
20 or 30... lots of bad langauge and braging ignoring what actually matters... the art !